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CVE-2005-1133

5.0 · MEDIUM

The POP3 server in IBM iSeries AS/400 returns different error messages when the user exists or not, which allows remote attackers to determine valid user IDs on the server.

Published May 2, 2005ibmEPSS 1.69%

Overview

CVE-2005-1133 is a medium-severity vulnerability affecting ibm iseries_as_400. It was published on May 2, 2005 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The POP3 server in IBM iSeries AS/400 returns different error messages when the user exists or not, which allows remote attackers to determine valid user IDs on the server.

Remediation

Check the references section for vendor advisories and patches from ibm. Update iseries_as_400 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refmarc.info/?l=bugtraq&m=111358863001693&w=2Refwww.securityfocus.com/bid/13156Refmarc.info/?l=bugtraq&m=111358863001693&w=2Refwww.securityfocus.com/bid/13156

How CyberStrike helps

Frequently asked questions

What is CVE-2005-1133?

CVE-2005-1133 is a medium-severity vulnerability affecting ibm iseries_as_400. It was published on May 2, 2005 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2005-1133?

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2005-1133?

Check the references section for vendor advisories and patches from ibm. Update iseries_as_400 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2005-1133?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2005-1133 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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